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java.lang.Object org.apache.hadoop.metrics.MetricsUtil
public class MetricsUtil
Utility class to simplify creation and reporting of hadoop metrics.
For examples of usage, see DataNode
.
MetricsRecord
,
MetricsContext
,
ContextFactory
Method Summary | |
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static MetricsRecord |
createRecord(MetricsContext context,
String recordName)
Utility method to create and return new metrics record instance within the given context. |
static MetricsContext |
getContext(String contextName)
Utility method to return the named context. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static MetricsContext getContext(String contextName)
public static MetricsRecord createRecord(MetricsContext context, String recordName)
context
- the contextrecordName
- name of the record
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